PSN (disambiguation)

PSN is the PlayStation Network, an online service for Sony PlayStation game consoles.

PSN may also refer to:

Computing

• Processor Serial Number, unique to each Intel Pentium III microprocessor.
• Public Services Network, unified UK government network.
• Participatory Sensor Network, a sensor network with voluntary participation of users.
• Packet Switched Network, a digital networking communications method that groups all transmitted data into suitably sized blocks, called packets.

Transport

• Palm Springs (Amtrak station), California, United States, Amtrak station code PSN
• Parson Street railway station, England, National Rail station code PSN
• Puget Sound Navigation Company, Washington, US

Politics

• Partido de la Sociedad Nacionalista, a political party in Mexico
• Partido Solidaridad Nacional, a political party in Guatemala
• Project Safe Neighborhoods, US DoJ initiative against gun violence

Other uses

• Placental site nodule, a benign remnant of a previous pregnancy